As for those who were enslaved in the South, they were not able to protest slavery outright - they had no freedom.(11)

对于在南方被奴役的人，他们没有能抗议奴隶制彻底-他们有没有自由。

But they are known to have sung songs like "Go Down Moses," songs that addressed their slavery.(12)

但他们被称为唱过歌像"走下来摩西"解决他们奴役的歌曲。

After the ratification of the 13th Amendment, African-Americans were - for the first time - allowed to start their own institutions of higher learning.(13)

第 13 次修正案的批准后, 非洲裔美国人-第一次-允许启动自己的高等学府的机构。

Many of these schools formed choirs who toured the U.S. not only to raise money, but also to do something else, according to Kip Lornell, a professor at George Washington University.(14)

这些学校的许多硖尾 Lornell，乔治 · 华盛顿大学教授根据形成参观美国不仅，筹集资金，也要做其他事情的唱诗班。

“To present black choral singing in such a way that white people who - most of whom had never heard black choral singing like this - could appreciate the fact that blacks were not just uneducated and unable to do anything but sing older spirituals and work songs, but in fact had created a bold body of important works,” he said.(15)